UID: 4858, Registered at 2023-8-15 23:02:51, last login at 2023-8-31 16:00:03, currently offline.
Solved 7 problems, RP: 60.42 (No. 1289)
By signing up a CodeFun2000 universal account, you can submit code and join discussions in all online judging services provided by us.
Using your CodeFun2000 universal account